Research on the Synchronization and Shock Characteristics of an Air Adjustment Mechanism for Cluster-Type DTH Hammers under Partial Loads

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter name</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Contact stiffness</td><td class="align_center">1<i>e</i>5</td></tr><tr><td class="align_left">Force index</td><td class="align_center">1.5</td></tr><tr><td class="align_left">Damping coefficient</td><td class="align_center">50</td></tr><tr><td class="align_left">Penetration coefficient</td><td class="align_center">0.1</td></tr><tr><td class="align_left">Static friction coefficient</td><td class="align_center">0.3</td></tr><tr><td class="align_left">Coefficient of kinetic friction</td><td class="align_center">0.2</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Shock and Vibration

tab1

Table 1

Table 1: Research on the Synchronization and Shock Characteristics of an Air Adjustment Mechanism for Cluster-Type DTH Hammers under Partial Loads 